289439452

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 544223232

約数和(自身を除く): 254783780

約数列:

[1, 2, 4, 23, 46, 71, 73, 92, 142, 146, 284, 292, 607, 1214, 1633, 1679, 2428, 3266, 3358, 5183, 6532, 6716, 10366, 13961, 20732, 27922, 43097, 44311, 55844, 86194, 88622, 119209, 172388, 177244, 238418, 476836, 991231, 1019153, 1982462, 2038306, 3146081, 3964924, 4076612, 6292162, 12584324, 72359863, 144719726, 289439452]

約数ペア:

[(1, 289439452), (2, 144719726), (4, 72359863), (23, 12584324), (46, 6292162), (71, 4076612), (73, 3964924), (92, 3146081), (142, 2038306), (146, 1982462), (284, 1019153), (292, 991231), (607, 476836), (1214, 238418), (1633, 177244), (1679, 172388), (2428, 119209), (3266, 88622), (3358, 86194), (5183, 55844), (6532, 44311), (6716, 43097), (10366, 27922), (13961, 20732)]